aimtrainer@aimtrainer:/usr/src/truecrypt-4.3-source-code/Linux$ sudo ./build.sh
Checking build requirements...
Configure kernel source according to the system configuration? [Y/n]: y
Configuring kernel source in /usr/src/linux-source-2.6.20... Done.
Preparing kernel build system in /usr/src/linux-source-2.6.20... Done.
Building internal kernel modules (may take a long time)...